Cross-Site Scripting Vulnerability in OpenPanel by OpenPanel Developer
CVE-2026-85613

8.4HIGH

Key Information:

Vendor

Openpanel-dev

Status
Openpanel
Vendor
CVE Published:
4 September 2026

What is CVE-2026-85613?

OpenPanel prior to version 2.3.0 is susceptible to a cross-site scripting issue located in the unauthenticated favicon proxy endpoint, GET /misc/favicon. This vulnerability allows remote attackers to leverage malicious SVG files that contain embedded scripts. When a victim accesses the API origin, these malicious scripts can be executed in their browser context, thereby enabling potential credential theft and further exploitation of authenticated endpoints.

Affected Version(s)

openpanel 0 < 2.3.0

openpanel 2.3.0

References

https://github.com/Openpanel-dev/openpanel/security/advis...
vendor-advisory
https://www.vulncheck.com/advisories/openpanel-unauthenti...
third-party-advisory

CVSS V4

Score:
8.4
Severity:
HIGH
Confidentiality:
High
Integrity:
Low
Availability:
None
Attack Vector:
Network
Attack Complexity:
Low
Attack Required:
None
Privileges Required:
Undefined
User Interaction:
Unknown

Timeline

  • Vulnerability published

  • Vulnerability Reserved

Credit

CyberKareem
.